The WC Indicator Lock features a circular panel with a diameter of 60mm. The outer panel features a keyhole with a 33mm center hole and an inner knob. Dimensions are approximately 35.5 x 15mm, with a thickness of approximately 8mm. It is widely used in public restrooms in shopping malls, hotels, office buildings, schools, airports, and other locations, making it an ideal choice for international buyers seeking high-quality hardware accessories.